Buggy code:
public class ZSJFDOM { public String login ( String reqParm ) throws AppException , SysException { } public String modifyPwd ( String reqParm ) throws AppException , SysException { } public String getLateVersion4MOS ( String mosVersion ) throws AppException , SysException { } public List getFuncNodeListByUser ( SysUserSVO user ) throws AppException , SysException { } public String zdgz4zdywrb ( String reqParm ) throws AppException , SysException { } public String hsrb4zdywfzrb ( String reqParm ) throws AppException , SysException { } public String qdrb4qdwgzdywrb ( String reqParm ) throws AppException , SysException { } public String hsrb43gyw ( String reqParm ) throws AppException , SysException { } public String hsrb42gyw ( String reqParm ) throws AppException , SysException { } public String hsrb4kdyw ( String reqParm ) throws AppException , SysException { } public String hsrb42g3grh ( String reqParm ) throws AppException , SysException { } public String hsrb4zdywlz ( String reqParm ) throws AppException , SysException { } public String hsrb4khjllz ( String reqParm ) throws AppException , SysException { } public String getWgList4hsrb4khlzjlrb ( ) throws AppException , SysException { } public String jtrb4qsjywfzrb ( String reqParm ) throws AppException , SysException { } public String jtrb4hybywfzrb ( String reqParm ) throws AppException , SysException { } public String qdrb4gwdywfzrb ( String reqParm ) throws AppException , SysException { } public String hsyb4gjzbyb ( String reqParm ) throws AppException , SysException { } public String hsyb43gywyb ( String reqParm ) throws AppException , SysException { } public String hsyb4kdyfzqk ( String reqParm ) throws AppException , SysException { } public String hsrb4wgjlzdgz ( String reqParm ) throws AppException , SysException { } public void saveOperationLog ( JSONObject json ) throws AppException , SysException { } public String getReportIntrouctionList ( String reParm ) throws AppException , SysException { } public String showGCJGTJReport ( String reqParm ) throws AppException , SysException { } public String showGCZTTJReport ( String reParm ) throws AppException , SysException { } public String showYB4srhbtb4yw ( String reqParm ) throws AppException , SysException { } public String showYB4Srhbtbkhq ( String reqParm ) throws AppException , SysException { } public String showYB4srhbtb4wg ( String reqParm ) throws AppException , SysException { } public String showYB4srhbtb4qx ( String reqParm ) throws AppException , SysException { } public String xyrb4xywgzdywrb ( String reqm ) throws AppException , SysException { } public String rtb4qdkhjlrb ( String reqm ) throws AppException , SysException { } public String xyrb4sqwgzdywrb ( String parm ) throws AppException , SysException { } public String showNotice ( ) throws AppException , SysException { } public String g4rb44grb ( String parm ) throws AppException , SysException { } public String ncrb4ncwgrb ( String reqParm ) throws AppException , SysException { JSONObject json = com . alibaba . fastjson . JSONObject . parseObject ( reqParm ) ; saveOperationLog ( json ) ; String date = json . getString ( "date" ) ; String staffId = json . getString ( "staffId" ) ; String wg = json . getString ( "diqu" ) ; String wgFlag = json . getString ( "showwgFlag" ) ; Map m = new HashMap ( ) ; m . put ( "openDate" , date ) ; m . put ( "staffId" , staffId ) ; m . put ( "diqu" , wg ) ; IZSJFMDAO dao = ( ( IZSJFMDAO ) ( DAOFactory . getDAO ( IZSJFMDAO . class ) ) ) ; List wgList = null ; if ( ! ( StringUtil . isBlank ( wgFlag ) ) ) { <START_BUG> wgList = dao . qdrb4gwdywfzrbwgList ( ) ; <END_BUG> if ( wgList == null ) wgList = new ArrayList ( ) ; Map m1 = new HashMap ( ) ; m1 . put ( "diqu" , "È«²¿" ) ; wgList . add ( 0 , m1 ) ; } List list = dao . ncrb4ncwgrb ( m ) ; if ( list == null ) list = new ArrayList ( ) ; Map resm = new HashMap ( ) ; resm . put ( "list" , list ) ; resm . put ( "wglist" , wgList ) ; String res = com . alibaba . fastjson . JSONObject . toJSONString ( resm ) ; return res ; } public String qfrb4qfrtb ( String reqParm ) throws AppException , SysException { } }

Fix:
wgList = dao . nongcunwgList ( ) ;